Operation controller equipped with magnetic disk drive and magnetic tape drive for electronic computer



FIG. 1 is a top, front and right side perspective view of an operation controller equipped with magnetic disk drive and magnetic tape drive for electronic computer showing my new design, the transparent slide cover of disk and tape drive board in the open position;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof the left side being a mirror image;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is an enlarged front elevational view thereof the front panel being fragmentarily shown for convenience of illustration. 

The ornamental design for an operation controller equipped with magnetic disk drive and magnetic tape drive for electronic computer, as shown and described. 